package com.gemini.main.jvm;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class NotInitialization {


    public static void main(String[] args) {
        //System.out.println(SubClass.a);
        /*SuperClass[] classes = new SuperClass[10];
        System.out.println(classes.length);*/

        Map<String,String> map = new ConcurrentHashMap<>();
        map.put("zhl","kaga");
    }
}
